multiple choice question I just want to answer a, b, c, d Pllz Faaast help

15 If the return on the portfolio Ky is equal to 17.5 % if stock goes up or -7.54 if stock goes down then, the expected return on the portfolio Ky is equal to 12.5 AO 7.5%B0 17.500 201500) VW DA 9 20 Under continuous compounding, then, the logarithmic return on a deposit subject is additive not additive Bo there is no correct answer co increase if the factors r decreases but other factors remaining unchanged DO DIE 15 If the return on the portfolio Ky is equal to 17.5 % if stock goes up or -7.54 if stock goes down then, the expected return on the portfolio Ky is equal to 12.5 AO 7.5%B0 17.500 201500) VW DA 9 20 Under continuous compounding, then, the logarithmic return on a deposit subject is additive not additive Bo there is no correct answer co increase if the factors r decreases but other factors remaining unchanged DO DIE